Vehicle-Specific Component Tests and Information
For each vehicle-specific component, the following information is
available:
o Functional Tests - walks user through complete test procedure.
o Circuit Description - gives user description about how the circuit
functions.
o Component Locations - provides on-vehicle location of sensor.
o Circuit Diagrams - shows component wiring diagrams, including wiring
colors and names.
o Connector Diagram - displays connector pinout providing correct hookup
to circuit.
o Component Specifications - lists the correct sensor operating values for
specific operating conditions.
o Reference Waveforms - displays exactly what the user should, and should
not, see when connected to circuit.
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Vehicle System Tests
Test procedure and circuit connection
diagrams are provided for key driveability systems:
o EGR system tests.
o Canister purge system.
o Fuel control, including injectors, M/C solenoid, and O2 sensor.
o Fuel delivery, including fuel pressure, fuel volume, pressure regulator, fuel pump voltage, and current.
o Charging system, including alternator voltage, current,and diode.
o Starter cranking tests and voltage drop.
o Ignition system, including coil, module, wires, and plugs.
o OBD system, including idle controls, out-of-range, and no-signal tests.
o No-start, including ignition, fuel, and compression.
o Transmission pressure, solenoid, and TCC tests.
o Back pressure. |
